Errors

use_warnings
Linux::Cpuinfo
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Mon 01 Sep 2014 12:32:19 AM JST
gpg:                using RSA key 2056872D8D641200
gpg: Can't check signature: No public key